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  2. Closed-circuit television camera - Wikipedia

    en.wikipedia.org/wiki/Closed-circuit_television...

    These cameras do not require a video capture card because they work using a digital signal which can be saved directly to a computer. The signal is compressed 5:1, but DVD quality can be achieved with more compression (MPEG-2 is standard for DVD-video, and has a higher compression ratio than 5:1, with a slightly lower video quality than 5:1 at best, and is adjustable for the amount of space to ...

  3. Wireless security camera - Wikipedia

    en.wikipedia.org/wiki/Wireless_security_camera

    Wireless security cameras function best when there is a clear line of sight between the camera(s) and the receiver. If digital wireless cameras are outdoors and have a clear line of sight, they typically have a range between 250 and 450 feet. If located indoors, the range can be limited to 100 to 150 feet.

  4. List of lightest mirrorless cameras - Wikipedia

    en.wikipedia.org/wiki/List_of_lightest_mirror...

    More specifically, rangefinder cameras lack autofocus and employ a very different manual focusing method involving a rangefinder mechanism with an optical viewfinder. Furthermore, most digital rangefinder cameras (except Leica's recent models) lack live preview, which is sometimes considered a defining feature of mirrorless cameras.

  5. List of digital camera brands - Wikipedia

    en.wikipedia.org/wiki/List_of_digital_camera_brands

    Compact digital cameras, DSLRs, MILCs, and rangefinder cameras: Lytro: United States: Light field sensing cameras Medion: Germany: Consumer digital cameras Memoto: Sweden: Wearable lifelogging camera Minox: Germany: Compact digital cameras Nikon: Japan: Coolpix compact digital cameras, Nikon 1 series MILCs, and D-series DSLRs: OM System: Japan

  6. Digital single-lens reflex camera - Wikipedia

    en.wikipedia.org/wiki/Digital_single-lens_reflex...

    DSLR cameras often have image sensors of much larger size and often higher quality, offering lower noise, [50] which is useful in low light. Although mirrorless digital cameras with APS-C and full frame sensors exist, most full frame and medium format sized image sensors are still seen in DSLR designs.

  7. IP camera - Wikipedia

    en.wikipedia.org/wiki/IP_camera

    The first centralized IP camera, the AXIS Neteye 200, was released in 1996 by Axis Communications. [3] Although the product was advertised to be accessible from anywhere with an internet connection, [4] the camera was not capable of streaming real-time video, and was limited to returning a single image for each request in the Common Intermediate Format (CIF).

  8. Camera - Wikipedia

    en.wikipedia.org/wiki/Camera

    This is an accepted version of this page This is the latest accepted revision, reviewed on 25 February 2025. Optical device for recording images For other uses, see Camera (disambiguation). Leica camera (1950s) Hasselblad 500 C/M with Zeiss lens A camera is an instrument used to capture and store images and videos, either digitally via an electronic image sensor, or chemically via a light ...

  9. Digital camera - Wikipedia

    en.wikipedia.org/wiki/Digital_camera

    This gives them weaker low-light performance, greater depth of field, generally closer focusing ability, and smaller components than cameras using larger sensors. Some cameras use a larger sensor including, at the high end, a pricey full-frame sensor compact camera, such as Sony Cyber-shot DSC-RX1, but have capability near that of a DSLR.

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